Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7378545 | Crystallization of amino acids using ultrasonic agitation | Siegfried Bechtel, Matthias Rauls, Richard Gelder | 2008-05-27 |
| 6992216 | Crystallization of amino acids using ultrasonic agitation | Siegfried Bechtel, Matthias Rauls, Richard Gelder | 2006-01-31 |